1.Male and female SS union M/F 2.CNC lathe process 3.Threaded ends,NPT,DIN2999,BSP 4.Size:1/8"-4",DN6-DN100 Male and female SS union M/F. As the professional stainless steel pipe fittings manufacturer, we can produce Stainless steel valves, pipe fitting, quick coupling, sanitary union, machinery parts,90 degree elbow,45 degree elbow,street elbow, red elbow ,tee, red tee, hex nipple, hex bushing, ...